The ISL9205 family is a high-efficiency, integrated single-cell Li-ion or Lipolymer battery charger designed for portable devices. It supports operating input voltages as low as 2.5V and features a programmable charge current, internal pass element, and thermal foldback protection to prevent overheating. The charger offers a complete CC/CV charge profile with trickle charge, external thermistor monitoring, and various fault and status indicators. Suitable for mobile phones, Bluetooth devices, MP3 players, and stand-alone chargers, it ensures long-lasting, safe battery management with minimal external components.
End-of-Charge Current: 70-90mA, fixed or programmable
Operating Temperature Range: -40°C to +85°C
Charge Profile: CC/CV with trickle charge
Thermal Foldback: Yes, at +110°C typical
Thermistor Interface: External NTC thermistor for battery/ambient temperature
Voltage Accuracy: 15mV at room temperature, 25mV over temperature
Package Types: DFN (10/16 LD), QFN (16 LD)
Fault Indicators: FAULT and STATUS open-drain outputs
Input Bypass Capacitor: Minimum 4µF ceramic capacitor for stability
Power Dissipation: Managed through thermal foldback and PCB copper layouts
Compliance: RoHS, Pb-Free
Application: Mobile phones, Bluetooth devices, MP3 players, stand-alone chargers
Additional Features: Timer with programmable charge timeout, external thermistor monitoring
Buy the Buy Renesas ISL9205IRZ Li-ion Battery Charger Part Number ISL9205IRZ Online
Enhance your portable electronic device with the Renesas ISL9205IRZ, a highly efficient single-cell Li-ion charger. This device features programmable current control, thermal foldback protection, trickle charge, and external thermistor interface, ensuring safe, reliable, and long-lasting battery performance. Its compact, RoHS-compliant package is perfect for mobile phones, Bluetooth gadgets, MP3 players, and stand-alone chargers. Easily integrated with minimal external components, it provides a complete CC/CV charging profile with fault and status indicators, making your products safer and more efficient for end-users.
Get Renesas ISL9205IRZ today—built for portable device safety, high efficiency, and reliable lithium-ion battery management.
Frequently Asked Questions
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